﻿using ETA.WebAPI.Auth;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Web;

namespace ETA.WebAPI.Auth
{
    public class AuthCacheManager : AuthManager
    {
        public override TokenIdentity CurrentUser
        {
            get
            {
                var authToken = HttpContext.Current.Request.Headers["AuthToken"];
                if (authToken == null) return null;

                if (HttpRuntime.Cache[authToken] != null)
                {
                    return (TokenIdentity)HttpRuntime.Cache.Get(authToken);
                }

                return base.CurrentUser;
            }
        }

        public int? CurrentUserID
        {
            get
            {
                if (CurrentUser != null)
                {
                    return CurrentUser.UserID;
                }
                return null;
            }
        }

        public override TokenIdentity Authenticate(
            ISocialUser socialUser,
            DeviceType? deviceType = null,
            string deviceRegistrationID = null)
        {
            if (socialUser == null) throw new ArgumentNullException("socialUser");
            var identity = base.Authenticate(socialUser, deviceType, deviceRegistrationID);

            HttpRuntime.Cache.Add(
                identity.AuthToken,
                identity,
                null,
                DateTime.Now.AddDays(7),
                Cache.NoSlidingExpiration,
                CacheItemPriority.Default,
                null);

            return identity;
        }
    }
}
